"A Bop-Topuss's Garden" - Hey! Another Great Helpee is about to hatch! This time it's in the Giant Oyster Beds at the bottom of HelpeeLand Sea. Mack & Moxy, along with Trooper Georgia, plunge in and get hugged by a bubbly octopus named Penny and her multi-tasking mom, Mrs. Squiggly. As they bop their way to the Great Helpee, Mrs. Squiggly loses steam because she's been too busy to eat properly. Together the Heroes grow their own nutritious garden and with the energy from fresh fruits and vegetables, save the day! Meanwhile, Shelfish Sheldon spies and swiftly swims to the Great Helpee so he can keep all its happiness for himself. A celebrity cast including Hank Azaria (The Simpsons, Family Guy) and guest star Melissa Fumero (Brooklyn 99) helps the Heroes' mission in support of the American Heart Association, building heart healthy lives for kids, families, and communities since 1924. "Ty the Grrrr" - To the Shimmerizer! Mack & Moxy hula to HelpeeLand, along with Trooper Tyree to rescue another Great Helpee. While in the Cool Green Jungle, they're pounced on by a playful cub named Ty the Grrrr who explains how all his friends have moved away because there's nowhere left to live. Together they find a solution. And of course, Shelfish Sheldon tries to snatch the Great Helpee first so he can keep all its happiness for himself. A celebrity cast including Hank Azaria (The Simpsons, Family Guy) and guest star Eva LaRue (CSI Miami, All My Children) helps the Heroes' mission in support of World Wildlife Fund, which for over 50 years, has been committed to saving nature, conserving habitats, and protecting wildlife.